GIRARD-PERREGAUX. A FINE AND RARE 18K GOLD TOURBILLON WRISTWATCH WITH THREE GOLD BRIDGES SIGNED GIRARD-PERREGAUX, TOURBILLON SOUS TROIS PONTS D’OR MODEL, NO. 34, CIRCA 1992 Movement: Cal. T3P, manual, 20 jewels, signed Case: Back secured by 6 screws, 39 mm. diam., signed With: 18k gold Girard-Perregaux deployant clasp